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2213080 = 23561907
BaseRepresentation
bin1000011100010011011000
311011102202221
420130103120
51031304310
6115233424
724545062
oct10342330
94142687
102213080
1112817a1
128a8874
135c641c
14418732
152daada
hex21c4d8

2213080 has 32 divisors (see below), whose sum is σ = 5066640. Its totient is φ = 869760.

The previous prime is 2213069. The next prime is 2213093. The reversal of 2213080 is 803122.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1987 + ... + 2893.

22213080 is an apocalyptic number.

2213080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2213080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2533320).

2213080 is an abundant number, since it is smaller than the sum of its proper divisors (2853560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2213080 is a wasteful number, since it uses less digits than its factorization.

2213080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979 (or 975 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2213080 is about 1487.6424301558. The cubic root of 2213080 is about 130.3163891227.

The spelling of 2213080 in words is "two million, two hundred thirteen thousand, eighty".

Divisors: 1 2 4 5 8 10 20 40 61 122 244 305 488 610 907 1220 1814 2440 3628 4535 7256 9070 18140 36280 55327 110654 221308 276635 442616 553270 1106540 2213080